Catalyst work in thermodynamic way

In summary, a catalyst is a substance that speeds up a chemical reaction by lowering the activation energy. It does not undergo permanent change and can affect the equilibrium of a reaction by increasing the rate of both forward and reverse reactions equally. However, it is not applicable to all chemical reactions and can be either homogeneous or heterogeneous.
  • #1
kimdesug
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What the relationship between catalyst and thermodynamic. In activation energy as we know, it reduces the activation energy and what about thermodynamic way?
 
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  • #2
The question isn't specific enough.
 

1. What is a catalyst?

A catalyst is a substance that increases the rate of a chemical reaction by providing an alternative pathway with lower activation energy. It does not undergo a permanent chemical change and is not consumed in the reaction.

2. How does a catalyst work in a thermodynamic way?

A catalyst works in a thermodynamic way by lowering the activation energy required for a reaction to occur. This allows for more reactant molecules to have enough energy to overcome the energy barrier and form products, thus increasing the rate of the reaction.

3. Can a catalyst affect the equilibrium of a reaction?

Yes, a catalyst can affect the equilibrium of a reaction by increasing the rate of both the forward and reverse reactions equally. This does not change the equilibrium constant, but it does allow the reaction to reach equilibrium faster.

4. Can a catalyst be used for all chemical reactions?

No, a catalyst is specific to certain reactions and may not work for all chemical reactions. It must have a specific shape and surface chemistry that is compatible with the reactants in order to bind and lower the activation energy.

5. What is the difference between a homogeneous and heterogeneous catalyst?

A homogeneous catalyst is in the same phase as the reactants, while a heterogeneous catalyst is in a different phase. Homogeneous catalysts are usually dissolved in the reactant solution, while heterogeneous catalysts are typically solid materials.

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